The US business of German energy company RWE AG (<a href="https://www.boerse-frankfurt.de/equity/rwe-ag-adr-1" target="_blank">ETR:RWE</a>) said today it has signed a power purchase agreement (PPA) to supply electric vehicle maker Rivian (<a href="https://www.nasdaq.com/market-activity/stocks/rivn" target="_blank">NASDAQ:RIVN</a>) with the electricity from a repowered 127-MW wind project in Texas.